NEW FALL PARK HOURS: Are 7:30 a.m. to 6:30 p.m. through Oct.30 (excluding Calico). Starting on Oct.31, parks will close at 5 p.m.
LAKE ALGAE NOTICES: Both lakes at Cucamonga-Guasti & Glen Helen are under a Caution status. Prado is under a Caution status. Learn more about algal blooms.
CALICO GHOST TOWN: The phone line is currently down. If you need assistance, call our main number 909-387-2757.
MOJAVE NARROWS: Splash pad will be closed after Monday, Sept. 7 through May 2027 for construction of a new splash pad.
SPLASH PADS: Are open at Guasti & Prado.
YUCAIPA: Be advised that lining up or stopping on Oak Glen Rd. to enter Yucaipa is not permitted prior to 7:30 a.m. ‘No Stopping’ signs are posted along Oak Glen Rd. for safety and traffic impact.

Join us for the 5th Annual Fireworks Extravaganza on Saturday, July 5, 2025, at Lake Gregory Regional Park, located at 24171 Lake Drive in Crestline, CA. Enjoy a full day of family fun with beach access open from 10:00 AM to 5:30 PM. Gates will reopen at 6:30 PM for Jamboree Days, leading up to the spectacular Fireworks Extravaganza at 9:00 PM. Admission to the event is free, and limited parking is available for $20 (cash only) in the South Lot and San Moritz Lot. Don’t forget to bring your blankets and get there early to grab a good spot for the show. We look forward to seeing you there!